From patchwork Fri Jul 24 08:47:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sagar Shrikant Kadam X-Patchwork-Id: 1335502 X-Patchwork-Delegate: uboot@andestech.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=sifive.com header.i=@sifive.com header.a=rsa-sha256 header.s=selector1 header.b=efMfLxSv; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4BCjXv6JBjz9sRN for ; Fri, 24 Jul 2020 18:48:47 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id DA01C821BD; Fri, 24 Jul 2020 10:48:16 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=sifive.com header.i=@sifive.com header.b="efMfLxSv"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 6F976821A7; Fri, 24 Jul 2020 10:48:11 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FORGED_SPF_HELO,MSGID_FROM_MTA_HEADER, SPF_HELO_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.2 Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11on20604.outbound.protection.outlook.com [IPv6:2a01:111:f400:7eab::604]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id D409D821AF for ; Fri, 24 Jul 2020 10:48:05 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=sagar.kadam@sifive.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=SYYICKZZ583W9ddgn9z1AviRY4L5Ij2KlF0Y2u87eO3KNwhg+PtrJ4BIMpyMy0Aaqunz6fGpGMEkIhHWO0Fl+TWU3zuR2WYzuYQkyK89hkjO6gbjXln1oDv8Y+hJh6G/nPLa1y1yTGnpBuPfkkO/eU0efAxqbLJvhzpx8xT+GepZAB/AiNk4cM7Pvw6m+EIbsTcqv31PGY8UukzXmSZg9RMh9Tc/Q6uEbvVkyNQWHjRPjA8K5YEWwUD3+g5gP9OwriZNIzVtNbbvohWQ+MxB9CNmtQyehfjVzMAnZMnUYyP7UIUUCOZr8yx7/tqD+866E434knlbWlKMWw+kOPJyCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=PqXWyO6/Rxq46nNOtRjhX7erJWksDPstOON63KumjPU=; b=A9DwYSjRS/pMo03rGoh6cRNxIAGqXGv6unjub5Igt/EC3r+zRHy8RFhqlguICYE/UX5kNq8AeWwxHqu7r45bpcriv3eePxj/4e0GyHZV3pI4HgRjyBaEpk5q3sz/VBaJAR7QXnkDKTjYjlNjJOhE+dMzmvvqmsbONaALxRu52RTwebcbn6maf3pDK3e1Rf2etn8K20z5rkUBjjsb0qvIhFNxwM7C6PuoUUv52oQJ05mSbqjJTGKvtOdAQeDbwioa203NPVDGvKrRseqrOozIJm3IhxAa1SJ1J5D98J12YwED15lxc4WtMvYtBkk95hvrVILAgHAmOrjyg6FGBn+Wqg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=sifive.com; dmarc=pass action=none header.from=sifive.com; dkim=pass header.d=sifive.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=PqXWyO6/Rxq46nNOtRjhX7erJWksDPstOON63KumjPU=; b=efMfLxSvwBfIM9sAU+bxvRYHMD4OWIiLHg4JGuz6P2ZhwlAhzG8aLOn8UufBxZDr8V8/vB9wEa82RknAHlugdYQEGn3Zf811rs3VRpW6yim+RA32Qjg+CvMIZ4ZE7nxU0u0UDha/v5qkhdyivT1rAi5HXDd0h1FRo4iqS2wg+us= Authentication-Results: lists.denx.de; dkim=none (message not signed) header.d=none;lists.denx.de; dmarc=none action=none header.from=sifive.com; Received: from BN8PR13MB2611.namprd13.prod.outlook.com (2603:10b6:408:81::17) by BN6PR1301MB2193.namprd13.prod.outlook.com (2603:10b6:405:31::37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3239.9; Fri, 24 Jul 2020 08:48:03 +0000 Received: from BN8PR13MB2611.namprd13.prod.outlook.com ([fe80::78ae:7f33:e7e5:8dd6]) by BN8PR13MB2611.namprd13.prod.outlook.com ([fe80::78ae:7f33:e7e5:8dd6%5]) with mapi id 15.20.3195.018; Fri, 24 Jul 2020 08:48:03 +0000 From: Sagar Shrikant Kadam To: u-boot@lists.denx.de Cc: rick@andestech.com, paul.walmsley@sifive.com, palmer@dabbelt.com, anup.patel@wdc.com, atish.patra@wdc.com, lukma@denx.de, pragnesh.patel@sifive.com, bin.meng@windriver.com, jagan@amarulasolutions.com, sjg@chromium.org, twoerner@gmail.com, patrick@blueri.se, mbrugger@suse.com, Eugeniy.Paltsev@synopsys.com, weijie.gao@mediatek.com, nsaenzjulienne@suse.de, festevam@gmail.com, seanga2@gmail.com, Sagar Shrikant Kadam Subject: [PATCH v4 5/5] configs: reset: fu540: enable dm reset framework for SiFive Date: Fri, 24 Jul 2020 01:47:22 -0700 Message-Id: <1595580442-25485-7-git-send-email-sagar.kadam@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1595580442-25485-1-git-send-email-sagar.kadam@sifive.com> References: <1595580442-25485-1-git-send-email-sagar.kadam@sifive.com> X-ClientProxiedBy: BY3PR05CA0017.namprd05.prod.outlook.com (2603:10b6:a03:254::22) To BN8PR13MB2611.namprd13.prod.outlook.com (2603:10b6:408:81::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from gamma07.internal.sifive.com (64.62.193.194) by BY3PR05CA0017.namprd05.prod.outlook.com (2603:10b6:a03:254::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3239.9 via Frontend Transport; Fri, 24 Jul 2020 08:48:01 +0000 X-Mailer: git-send-email 2.7.4 X-Originating-IP: [64.62.193.194] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: c9d3eea0-ee5c-4aaf-931b-08d82fae467c X-MS-TrafficTypeDiagnostic: BN6PR1301MB2193: X-LD-Processed: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1,ExtAddr X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:348; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: r6cOSxV6YSRBHcYSCWPFue6QL5bwfIJrAdIzuF6uvJC+dp0SLEW0VUOjmi6XswhTbXn6w2TC+APgh2YISyOcWFGrj/tB8Jfp4e7KhhA2Pv/DUIFMsp2Sg1Jq9Ewf10i3kxydJ/+lLBymsnu33klwkRKOtfjUxgjJH+GnbqTNR4PuwpTWxucvT8rcdp53/C+RLryzYnlmo9r/k4aKG/xp1HWNPdKIClWKrfRAOzbL8Ye9BcCpJD1/c3/CfKHVQ6+WDfs6z/xbg8dk3tmJVU7aZO7lzk19P9ptfRllt/PrBz50clx4REN8x60/tcVrnyof X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:BN8PR13MB2611.namprd13.prod.outlook.com; PTR:; CAT:NONE; SFTY:; SFS:(6029001)(366004)(396003)(136003)(39850400004)(346002)(376002)(66476007)(66556008)(52116002)(83380400001)(6916009)(6486002)(66946007)(107886003)(2906002)(5660300002)(26005)(316002)(7416002)(8676002)(16526019)(36756003)(4326008)(2616005)(86362001)(8936002)(186003)(7696005)(956004)(6666004)(478600001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: sifive.com X-MS-Exchange-CrossTenant-Network-Message-Id: c9d3eea0-ee5c-4aaf-931b-08d82fae467c X-MS-Exchange-CrossTenant-AuthSource: BN8PR13MB2611.namprd13.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jul 2020 08:48:02.8927 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 22f88e9d-ae0d-4ed9-b984-cdc9be1529f1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: tMvVdudCdQzJNuucM0XrZ9ouymurnt6BQ9eLLDyrljfUYTGDaBRiNreqXEft41SyM9QODQz51hKnnu1aMBohFw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR1301MB2193 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.3 at phobos.denx.de X-Virus-Status: Clean Add necessary defconfig and Kconfig entries to enable SiFive SoC's reset driver so as to utilise U-Boot's reset framework. Signed-off-by: Sagar Shrikant Kadam Reviewed-by: Pragnesh Patel Reviewed-by: Bin Meng Tested-by: Bin Meng --- configs/sifive_fu540_defconfig | 2 ++ drivers/reset/Kconfig | 9 +++++++++ drivers/reset/Makefile | 1 + 3 files changed, 12 insertions(+) diff --git a/configs/sifive_fu540_defconfig b/configs/sifive_fu540_defconfig index 9e00a56..31cf3b4 100644 --- a/configs/sifive_fu540_defconfig +++ b/configs/sifive_fu540_defconfig @@ -21,3 +21,5 @@ CONFIG_DEFAULT_DEVICE_TREE="hifive-unleashed-a00" CONFIG_SYS_RELOC_GD_ENV_ADDR=y CONFIG_SPL_CLK=y CONFIG_DM_MTD=y +CONFIG_SPL_DM_RESET=y +CONFIG_DM_RESET=y diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index 6d53561..253902f 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -148,6 +148,15 @@ config RESET_IMX7 help Support for reset controller on i.MX7/8 SoCs. +config RESET_SIFIVE + bool "Reset Driver for SiFive SoC's" + depends on DM_RESET && CLK_SIFIVE_FU540_PRCI && TARGET_SIFIVE_FU540 + default y + help + PRCI module within SiFive SoC's provides mechanism to reset + different hw blocks like DDR, gemgxl. With this driver we leverage + U-Boot's reset framework to reset these hardware blocks. + config RESET_SYSCON bool "Enable generic syscon reset driver support" depends on DM_RESET diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile index 8e0124b..3c7f066 100644 --- a/drivers/reset/Makefile +++ b/drivers/reset/Makefile @@ -23,5 +23,6 @@ obj-$(CONFIG_RESET_MTMIPS) += reset-mtmips.o obj-$(CONFIG_RESET_SUNXI) += reset-sunxi.o obj-$(CONFIG_RESET_HISILICON) += reset-hisilicon.o obj-$(CONFIG_RESET_IMX7) += reset-imx7.o +obj-$(CONFIG_RESET_SIFIVE) += reset-sifive.o obj-$(CONFIG_RESET_SYSCON) += reset-syscon.o obj-$(CONFIG_RESET_RASPBERRYPI) += reset-raspberrypi.o